Comparison

Prosody Assessment vs Unity Discover

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Prosody Assessment

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This is the client version of The Prosody Assessment, an interactive, 2-iPad assessment app that helps SLPs and their clients evaluate, understand, and address prosody challenges. You will need to download both this app and the Prosody Assessment - Examiner app in order to administer the assessment. Created by a team of SLPs and computer scientists and funded by the NIH, the Prosody Assessment evaluates 12 different areas of expressive and receptive prosody. The assessment concludes with an in-app results screen denoting areas of strength and challenge and clinicians are provided with a pdf report that can be printed or digitally shared with clients, caregivers, and staff. It can be administered in 45 minutes and features the voices of people of all ages and genders, real photographs, and big, bright, easy-to-touch response buttons. • Allows for quick and accurate identification of prosody challenges in clients ages 7-adult. • Equips clinician and client with a shared understanding of prosody that serves as a therapeutic foundation. • Provides actionable data for baseline, goal writing, and progress monitoring. • Enables a positive, strengths-based approach to future treatment. • Gives research-based insights regarding pitch, volume, and tempo of speech. • Built to be simple to use, easy to understand, and accessible to all.

About

Unity Discover

This app offers a risk-free trial of a communication and language building platform. It adapts to various skill levels, supporting users from basic words to complex sentences. After the trial, users can purchase the full version or continue using a limited feature set.

Highlights
  • Risk-free trial of full features
  • Adaptive platform for all skill levels
  • Supports early to advanced language
  • Minspeak® vocabulary accessibility
  • Lite-tech board access after trial
Features
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Experience Unity® Discover, the new, risk-free way to try all the features of the popular Unity app before you buy. After downloading, you’ll have the option to start a free 30-day trial OR to explore the Unity lite-tech board. Unity offers a flexible, intuitive platform that adapts to users of all skill levels, helping them communicate more effectively and build language skills for greater independence. The Unity Discover app makes this research-based, Minspeak® vocabulary more accessible for all voices. Whether you're just beginning to explore communication or seeking more advanced capabilities, Unity grows with you. It supports early communication with simple words and expands to complex adult-level language, all within one system. After your 30-day trial ends, you’ll have the option to purchase Unity. If you don’t make a purchase, you’ll still have access to the Unity lite-tech board when your trial period ends. By downloading and using the Unity Discover app, the purchaser accepts the PRC-Saltillo Unity Discover Software License Terms. The Manufacturer of the iOS application – Unity Discover is: Prentke Romich Company dba PRC-Saltillo 1022 Heyl Rd Wooster, OH 44691 USA Tel.: (330) 262-1984 // (800) 262-1984 Fax: (330) 262-4829 Email: info@aacapps.com Web: www.prc-saltillo.com The EU Authorized European Representative for the iOS application – Unity Discover is: Prentke Romich GmbH Karthäuserstr. 3 D-34117 Kassel Germany Tel.: (05 61) 7 85 59-0 Fax: (05 61) 7 85 59-29 Email: info@prentke-romich.de Web : www.prentke-romich.de The UK Responsible Person for the iOS application – Unity Discover is: Liberator Ltd Glenside Business Park West Pinchbeck, Spalding, Lincolnshire, PE11 3SA UK Tel: +44 (0)1733 370470 Email: info@liberator.co.uk Web: www.liberator.co.uk/ The Swiss Authorized Representative for the iOS application – Unity Discover is: Inspera GmbH Thunstrasse 64 | CH-3110 Münsingen Phone +41 31 819 74 60 | Mobile +41 79 435 53 09 mail@inspera.ch | www.inspera.ch

Screenshots

Unity Discover4 screens

Verdict

The call

The clearest difference is in-app purchases: Prosody Assessment at none against Unity Discover's 2. Prosody Assessment also leads on update cadence (every 2 weeks vs every 5 weeks) and iOS requirement (14.5 vs 16.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Unity Discover sells 2 one-off in-app purchases. Prosody Assessment asks for nothing beyond the download.

UpkeepUpdate frequency

Prosody Assessment ships an update every 2 weeks, Unity Discover every 5 weeks. The most recent releases landed on October 1, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 7 level
Prosody Assessment versus Unity Discover: the parameters behind the verdict, then further details
ParameterProsody AssessmentUnity Discover
PriceFreeFree
Rating—3.0 (4 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—4 — better
Update frequencyEvery 2 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPadiPhone, iPad — better
Requires iOS14.5 — better16.0
Further details — not scored
Size32 MB1.7 GB
Age rating4+4+
DeveloperBioSpeech, Inc.Prentke Romich Company

In-app purchases

None

Prosody Assessment

No in-app purchases

2 purchases

Unity Discover

One-time2
  • Unity 30-Day TrialFree
  • Unity Full Version Upgrade$299.99

Questions

Is Prosody Assessment free?
Prosody Assessment is free to download, with no in-app purchases.
Is Unity Discover free?
Unity Discover is free to download, with in-app purchases available.
Do Prosody Assessment or Unity Discover have ads?
Neither Prosody Assessment nor Unity Discover shows ads.
Which is updated more often, Prosody Assessment or Unity Discover?
Prosody Assessment ships an update every 2 weeks, and Unity Discover every 5 weeks. Most recently, Prosody Assessment was updated on October 1, 2026 and Unity Discover on September 24, 2026.

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